Title:
TIME DISPLAY SYSTEM
Document Type and Number:
Japanese Patent JP2023028974
Kind Code:
A
Abstract:
To display an exact time until switching of lighting even at a crossing where seconds of holding lighting are varied.SOLUTION: A time display system consists of a time display unit for performing count-down display of a remaining time of blue lighting and a signal control unit connected with a signal lamp L, a vehicle sensor and the time display unit. First steps K1 and K7 and second steps K2 and K8 which are the same in a lighting state where a vehicle signal lamp L12 or a vehicle signal lamp L22 is blue lighting are provided in an aspect table T stored in the signal control unit. Holding seconds of the first steps K1 and K7 are set as variable seconds and holding seconds of the second steps K2 and K8 are set as stationary seconds, such that even at a crossing where lighting control is performed in such a manner that holding seconds of blue lighting are varied, an exact remaining time from shifting the lighting control from the first steps K1 and K7 to the second steps K2 and K8 to switching to yellow lighting of the vehicle signal lamp L12 or the vehicle signal lamp L22 can be presented to traveling vehicles which travel in accordance with the blue lighting.SELECTED DRAWING: Figure 3
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Inventors:
KURISHIMA YUSUKE
Application Number:
JP2021134994A
Publication Date:
March 03, 2023
Filing Date:
August 20, 2021
Export Citation:
Assignee:
KYOSAN ELECTRIC MFG
International Classes:
G08G1/08
Attorney, Agent or Firm:
Yohei Hibiya
Hibiya Masahiko
Hibiya Masahiko
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